Question

The body has ________ kidneys.

2. ______________________________ are waste products excreted through your skin when you sweat.
3. The _____ filter(s) wastes from the blood.
a. kidneys
b. bladder
c. liver
d. lungs
4. Urine flows from the
a. bladder to the kidneys.
b. kidneys to the bladder.
c. stomach to the kidneys.
d. urethra to the bladder.
5. Which word describes the function of the nephrons?
a. Tube
b. Filter
c. Stores
d. Collects
6. What is the main function of your excretory system?
a. to break down food
b. to create insulin
c. to get rid of waste products from your cells
d. to circulate your blood
7. Urine is stored in the _____ before it is pushed out of the body.
a. bladder
b. liver
c. kidney
d. heart
8. Place the following events in sequential order (1-4):

_____ urine passes through the ureters
_____ urine is stored in the bladder
_____ blood enters the kidneys
_____ urine enters the urethra
9. Blood being pumped into the kidneys where it is filtered is an example of which two systems working together?
a. muscular and skeletal
b. excretory and circulatory
c. circulatory and digestive
d. excretory and digestive
10. T or F: The lungs excrete oxygen from the body.

Answer 1

Answer: the body has 2 kidneys, (4) urine flows from the kidneys to the bladder (7) urine is stored in the bladder.

Explanation: thats all i know my dude, sorry if its wrong